CN202414074U

CN202414074U - Self-service two-wheeled vehicle

Info

Publication number: CN202414074U
Application number: CN2012200153643U
Authority: CN
Inventors: 刘远方; 刘悠然
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-01-13
Filing date: 2012-01-13
Publication date: 2012-09-05
Anticipated expiration: 2022-01-13

Abstract

The utility model discloses a self-service two-wheeled vehicle which mainly comprises an operating system, left support frames, walking wheels, a transmission, a pedal plate, a front wheel support, a small tension spring, a balance sheet, a left bevel gear shaft support, a right bevel gear shaft support, a left leg support fixer, a right leg support fixer, brake cables, brake blocks, brakes and transmission control lines, wherein the front wheel support is connected to the front-lower part of the operating system, a small rubber wheel is arranged on the front wheel support, the rear-lower part of the operating system is connected with the middle of the pedal plate through a flat plate, the operating system is leftward and rightward connected with the transmission through a bevel chain integrated wheel at the lower part, the transmission is connected with a walking wheel axle, a bevel gear on the transmission is meshed with the bevel chain integrated wheel on the operating system, the outer end of a power output shaft on the transmission box is connected with the walking wheels, and balance sheets are arranged on the walking wheels. The self-service two-wheeled vehicle automatically walks without being powered by using a battery, is controlled in balance by depending on a mechanical structure, and has functions of variable speed, braking, steering and in situ rotating.

Description

Self-service two-wheel car

Technical field

The utility model relates to a kind of two-wheel car, relates in particular to a kind of mechanically operated self-service power two-wheel car.

Background technology

At present, existing two-wheel car all is intelligent high-tech product, leans on driven by power, and weak point is to cost an arm and a leg to be difficult to popularize, and market has been expected a kind of self-service walking, leans on structure control balance and cheap product.

Summary of the invention

In order to solve the deficiency of prior art, solve the intelligent high-tech product problem that market is difficult to accept that costs an arm and a leg, a kind of self-service two-wheel car is provided.

The technical scheme that the utility model solves its technical matters can be:

Self-service two-wheel car mainly is made up of operating system, thigh support frame, road wheel, change speed gear box, stretcher, front-wheel support, small extension spring, balancing patch, angular wheel shaft carries left, angular wheel shaft supports right, a thigh support frame fixer left side, the thigh support frame fixer right side, brake cable, brake facing, brake and change speed gear box control line, and its operating system inferoanterior connects front-wheel to be supported; Front-wheel is provided with a small wheel on supporting; The rear portion connects change speed gear box through a dull and stereotyped connecting pin pedal middle part about the umbrella chain one wheel of operating system through the bottom under the operating system, and change speed gear box is connected with live axle; Bevel gear on the change speed gear box and the engagement of the wheel of the umbrella chain one on the operating system; Power take-off shaft outer end on the change speed gear box connects road wheel, and balancing patch is set on the road wheel, the inner connecting pin pedal of the power take-off shaft on the change speed gear box; Two thigh support frame lower ends are inner with the power take-off shaft that brake facing is connected change speed gear box respectively; And be arranged in the middle of stretcher two arms, small extension spring one end connects front-wheel and supports an end, small extension spring other end attended operation system bottom; The angular wheel shaft carries left is connected angular wheel shaft with angular wheel shaft supports right difference one end; Square tube in the other end attended operation system, a thigh support frame fixer left side parts an other end on the right side with thigh support frame fixer and is connected angular wheel shaft, and the other end connects shank bracing frame bottom; Upwards stretch out the support of an end as brake cable and change speed gear box control line; Article two, brake cable connects two brakes respectively and two brakes are turned to handle, and two brakes are separately positioned on two thigh support frame bottoms, and four shoe brake skins on two brakes are separately positioned on two brake facing two sides; Article two, the change speed gear box control line connects two speed-changing mechanisms and two gear change hand levers respectively, and the equalizer pulley on the stretcher is connected with balancing patch.

The technical scheme that the utility model solves its technical matters also can be:

Described self-service two-wheel car, its described stretcher are mainly become with the balance assembly pulley by flat board, dull and stereotyped arm, balance bracket, and described flat board is a rectangular slab; The rectangular slab two ends are provided with dull and stereotyped arm and balance bracket, and dull and stereotyped arm and balance bracket upper end are respectively arranged with bearing seat, and diaxon is seated against on the same line of centers; Bearing seat bottom on the balance bracket is provided with equalizer pulley; Two bearing seats that are provided with on dull and stereotyped arm and the balance bracket tilt 20 ° inwards, dull and stereotyped arm inside, balance bracket is outside; Dull and stereotyped arm is consistent with bearing seat tilts 20 ° inwards, and balance bracket is connected with dull and stereotyped right angle.

The technical scheme that the utility model solves its technical matters can also be:

Described self-service two-wheel car; Its described operating system is mainly turned to going up and down, front-wheel by handlebar, sprocket wheel, chain, supporting square tube, gear case gear change hand lever, front-wheel lifter, front-wheel support, umbrella chain one wheel, brake forms, front-wheel advance decline line permanent seat and front-wheel advance decline line, and its supporting square tube top is provided with handlebar, be provided with respectively on the handlebar two ends two brakes turn to a front-wheel up-down handle; The handlebar middle part is arranged on the circular shaft; Circular shaft is fixed by two bearing seats, and the circular shaft right-hand member is provided with sprocket wheel, and the supporting square tube middle and upper part is symmetrical set two gear case gear change hand levers; The left side, middle and lower part is provided with front-wheel lifter and front-wheel support; The right side, middle and lower part is provided with umbrella chain one wheel, and the supporting square tube middle part is provided with front-wheel advance decline line permanent seat, and the supporting square tube bottom, right side is provided with a vertical flat board; Sprocket wheel is connected with umbrella chain one wheel through chain, and front-wheel goes up and down being connected with the front-wheel lifter through the front-wheel advance decline line.

Described self-service two-wheel car; Its described front-wheel lifter mainly is made up of front-wheel lifter master box, spring I, spring fixed link and square box; Its spring fixed link top is provided with front-wheel lifter master box; Spring fixed link bottom is provided with square box, and spring fixed link middle part is provided with a fixed way, and the spring I is set in the middle of fixed way and the front-wheel lifter master box.

Described self-service two-wheel car, its described front-wheel lifter master box mainly by elevation mechanism outer covering, fastened tabs case, the wheel of stumbling, center, interior sliding case, outward sliding case, spring II, block, go up threaded block, threaded block, block thimble, intermediate rod, spring III, spring fixed block, spring IV and active pull rod are formed down, its described active pull rod is inverted U-shaped, active pull rod top connects the front-wheel handle that goes up and down through the front-wheel advance decline line; The active pull rod bottom is passed two hangers that are provided with on the outer sliding case again and is connected spring IV one end through two circular holes that the elevation mechanism outer covering top is provided with, and the other end of spring IV connects the spring fixed block; Active pull rod is provided with back-up ring, and back-up ring is arranged on two hanger bottoms, and elevation mechanism outer covering is a rectangular box; The rectangular box top is provided with two holes, and bottom centre is provided with square hole, and the rectangular box inner bottom surface is provided with four spring fixed blocks; Top, rectangular box right side is provided with a fastened tabs case, and a dead bolt is set in the tongue case, and spring is set around the dead bolt; The tonguing of spring control lock goes out the fastened tabs case, and outer sliding case is set in the elevation mechanism outer covering, sliding case and center in setting gradually in the sliding outward case; Center is provided with the spring II outward, and spring II bottom connects block, the center set inside wheel of stumbling; Center is threaded with interior sliding case, and with spring II and block locking, interior sliding lower box part inwall is provided with four for four jiaos and goes up threaded block through nut in the wheel bottom of stumbling; Go up four following threaded blocks that are provided with on threaded block and the spring fixed link top platform for four and is connected through screw, pass through bearing pin connection block thimble on the spring fixed link, block thimble right angle one end is on the left side, block right angle; The other end leans out through interior sliding case and the oblong aperture that outer sliding case left side is provided with, and described outer sliding case is a rectangular box, and rectangular box four bandings are closed down open; Be symmetrical set two hangers on the rectangular box outer upper line of centers, hanger is provided with circular hole, and sliding outward case right edge is higher than other three limit; Bottom, outer sliding case left side is provided with oblong aperture, and sliding case was an oblong in it was described, and the outer length of side of interior sliding case rectangular box is less than the length of side in the outer sliding case rectangular box; Interior sliding case rectangular box bottom is open, and the top is provided with the round thread hole, and lower inner wall is provided with four for four jiaos and goes up threaded blocks; Bottom, interior sliding case left side is provided with oblong aperture, and interior sliding case is provided with oblong aperture on a line of centers with the outer bottom, case left side of sliding, and the described wheel of stumbling is for L shaped; The L shaped end that falls is provided with pulley, and the other end is provided with screw thread, and screw thread top is provided with square; Its described block is lay across L shaped, and L shaped middle part is provided with porose, and the first half in hole is circular; The lower part in hole is square, and L shaped right angle one end is arranged to the inclined-plane, and its described block thimble is climb down L shaped; The middle part is provided with an annulus, and its described center transversal surface is a tee tube, and top is provided with threaded step.

Described self-service two-wheel car, its described thigh support frame are the support that steel pipe constitutes, and the bottom is provided with double tube and can upwards pulls out; Top is provided with a transverse tube, is symmetrical set two card leg pipes on the transverse tube, and two card leg pipes meet at right angles with transverse tube and are connected; Top is connected through axle with the bottom, and the bottom is provided with brake, and lower, bottom end is provided with bearing seat; Described change speed gear box imput shaft is provided with bevel gear, and output shaft of gear-box one end connects road wheel, other end connecting pin pedal; Speed-changing mechanism is set on the change speed gear box, and described speed-changing mechanism mainly is made up of speed-changing chain, change wheel chute, clutch ball box and speed-changing mechanism frame, and its speed-changing mechanism frame connects two speed-changing chains through the bearing pin symmetry; Half of the right speed-changing chain thickness is provided with groove, and drive line is set in the groove, and second half of speed-changing chain thickness taken turns the edge change wheel chute is set; Described clutch ball box is a round box shape, and circle box two ends are provided with bearing pin, and the bearing pin that circle box two ends are provided with inserts in the change wheel chute.

Described self-service two-wheel car, the change speed gear box that it adopted be patent name＜a kind of wheelchair＞described in change speed gear box, the patent No. is＜ZL201020267980.9＞, no matter its input is just changeed or reversed, exporting is just to change all the time.The clutch ball box that it adopted be patent name＜a kind of wheelchair＞described in clutch ball box, the patent No. is＜ZL201020267980.9＞.

The beneficial effect of the utility model is:

1, the utility model is without battery, and physical construction control balance is leaned in self-service walking, but the function that has variable-ratio, can brake, can turn to the original place to rotate.

2, the utility model simplicity of design is easy to manufacture, and is cheap.

Description of drawings

Fig. 1 is the self-service two-wheel car front view of the utility model.

Fig. 2 is the self-service two-wheel car right elevation of the utility model.

Fig. 3 is the self-service two-wheel car back view of the utility model.

Fig. 4 is the self-service two-wheel car birds-eye view of the utility model.

Fig. 5 is the self-service two-wheel car stretcher of a utility model front view.

Fig. 6 is the self-service two-wheel car stretcher of a utility model left view.

Fig. 7 is the self-service two-wheel car stretcher of a utility model birds-eye view.

Fig. 8 is the self-service two-wheel car operating system of a utility model front view.

Fig. 9 is the self-service two-wheel car operating system of a utility model right elevation.

Figure 10 is the self-service two-wheel car operating system of a utility model back view.

Figure 11 is the utility model front-wheel lifter schematic appearance.

Figure 12 is the utility model front-wheel lifter cut-away view.

Figure 13 stumbles for the utility model front-wheel lifter and takes turns rising figure.

Figure 14 stumbles for the utility model front-wheel lifter and takes turns decline figure.

Figure 15 is the sliding outward case front view of the utility model.

Figure 16 is the sliding outward case left view of the utility model.

Figure 17 is the sliding outward case birds-eye view of the utility model.

Figure 18 is a sliding case front view in the utility model.

Figure 19 is a sliding case birds-eye view in the utility model.

Figure 20 is the utility model wheel front view of stumbling.

Figure 21 is the utility model wheel right elevation of stumbling.

Figure 22 is the utility model wheel upward view of stumbling.

Figure 23 is the utility model block front view.

Figure 24 is the utility model block birds-eye view.

Figure 25 is the utility model block thimble front view.

Figure 26 is the utility model block thimble birds-eye view.

Figure 27 is the utility model center front view.

Figure 28 is the utility model thigh support frame front view.

Figure 29 is the utility model thigh support frame left view.

Figure 30 is the utility model change speed gear box front view.

Figure 31 is the utility model change speed gear box left view.

Figure 32 is the utility model speed-changing mechanism front view.

Figure 33 is the utility model speed-changing mechanism left view.

Figure 34 overlooks cutaway view for the utility model front-wheel lifter master box.

Figure 35 supports front view for the utility model angular wheel shaft.

Figure 36 is the utility model angular wheel shaft carries left view.

Figure 37 is the utility model thigh support frame fixer front view.

Figure 38 is the utility model thigh support frame fixer left view.

Figure 39 is the utility model thigh support frame fixer birds-eye view.

Figure 40 is provided with figure for the utility model front-wheel lifter spring.

Figure 41 is the utility model active pull rod site plan in controller.

Figure 42 is the utility model elevation mechanism outer covering birds-eye view.

The specific embodiment

Fig. 1-4; Among Figure 35-39: self-service two-wheel car, mainly to form by operating system 1, thigh support frame 2, road wheel 3, change speed gear box 4, stretcher 5, front-wheel support 6, small extension spring 7, balancing patch 8, angular wheel shaft carries left 9, angular wheel shaft supports right 10, a thigh support frame fixer left side 11, the thigh support frame fixer right side 12, brake cable 13, brake facing 14, brake 15 and change speed gear box control line 16, its operating system 1 inferoanterior connects front-wheel and supports 6; Front-wheel supports on 6 a small wheel is set; 1 time rear portion of operating system connects change speed gear box 4 through a dull and stereotyped connecting pin pedal 5 middle parts about the umbrella chain one wheel of operating system 1 through the bottom, and change speed gear box 4 is connected with 3 of road wheels; Umbrella chain one wheel engagement on bevel gear on the change speed gear box 4 and the operating system 1; Power take-off shaft outer end on the change speed gear box 4 connects road wheel 3, and balancing patch 8 is set on the road wheel 3, the inner connecting pin pedal 5 of the power take-off shaft on the change speed gear box 4; Two thigh support frame 2 lower ends are inner with the power take-off shaft that brake facing 14 is connected change speed gear box 4 respectively; And be arranged in the middle of 5 liang of arms of stretcher, small extension spring 7 one ends connect front-wheel and support 6 one ends, small extension spring 7 other end attended operation systems 1 bottom; Angular wheel shaft carries left 9 is connected angular wheel shaft with angular wheel shaft supports right 10 difference one end; Square tube in the other end attended operation system 1, a thigh support frame fixer left side 11 is connected angular wheel shaft with right 12 difference of thigh support frame fixer one end, and the other end connects shank bracing frame bottom; Upwards stretch out the support of an end as brake cable 13 and change speed gear box control line 16; Article two, brake cable 13 connects two brakes 15 and two brakes respectively and turns to being separately positioned on 30, two brakes 15 two thigh support frame 2 bottoms, and four shoe brake skins on two brakes 15 are separately positioned on two brake facing 14 two sides; Article two, change speed gear box control line 16 connects two speed-changing mechanisms 56 and two gear change hand levers 26 respectively, and the equalizer pulley on the stretcher 5 is connected with balancing patch 8.

Among Fig. 5-7: described self-service two-wheel car; Its described stretcher 5 mainly is made up of flat board 18, dull and stereotyped arm 19, balance bracket 20 and equalizer pulley 21, and described dull and stereotyped 18 is rectangular slab, and the rectangular slab two ends are provided with dull and stereotyped arm 19 and balance bracket 20; Dull and stereotyped arm 19 is respectively arranged with bearing seat with balance bracket 20 upper ends; Diaxon is seated against on the same line of centers, and the bearing seat bottom on the balance bracket 20 is provided with equalizer pulley 21, and two bearing seats that are provided with on dull and stereotyped arm 19 and the balance bracket 20 tilt 20 ° inwards; Dull and stereotyped arm 19 inside; Balance bracket 20 outside, dull and stereotyped arm 19 is consistent with bearing seat to tilt 20 ° inwards, balance bracket 20 is connected with dull and stereotyped 18 right angles.

Among Fig. 8-10: described self-service two-wheel car; Its described operating system 1 mainly by handlebar 22, sprocket wheel 23, chain 24, supporting square tube 25, gear case gear change hand lever 26, front-wheel lifter 27, front-wheel support 28, umbrella chain one wheel 29, brake turn to 30, the front-wheel up-down 31, front-wheel advance decline line permanent seat 32 and front-wheel advance decline line 61 form; Its supporting square tube 25 tops are provided with handlebar 22; Two brakes are set respectively on handlebar 22 two ends turn to going up and down 30 and front-wheels 31, handlebar 22 middle parts are arranged on the circular shaft, and circular shaft is fixed by two bearing seats; The circular shaft right-hand member is provided with sprocket wheel 23; Supporting square tube 25 middle and upper parts are symmetrical set two gear case gear change hand levers 26, and the left side, middle and lower part is provided with front-wheel lifter 27 and front-wheel support 28, and the right side, middle and lower part is provided with umbrella chain one wheel 29; Supporting square tube 25 middle parts are provided with front-wheel advance decline line permanent seat 32; Supporting square tube 25 bottom, right side are provided with a vertical flat board, and sprocket wheel 23 is connected through chain 24 and umbrella chain one wheel 29, and front-wheel goes up and down and is connected 31 with front-wheel lifter 27 through front-wheel advance decline line 61.

Among Figure 11: described self-service two-wheel car; Its described front-wheel lifter 27 mainly is made up of front-wheel lifter master box 35, spring I 36, spring fixed link 37 and square box 38; Its spring fixed link 37 tops are provided with front-wheel lifter master box 35; Spring fixed link 37 bottoms are provided with square box 38, and spring fixed link 37 middle parts are provided with a fixed way, in the middle of fixed way and the front-wheel lifter master box 35 spring I 36 are set.

Figure 12-27, Figure 34, among Figure 40-42: described self-service two-wheel car, its described front-wheel lifter master box 35 mainly by elevation mechanism outer covering 40, fastened tabs case 41, the wheel 42 of stumbling, center 43, interior sliding case 44, outward sliding case 45, spring II 46, block 47, go up threaded block 48, threaded block 49, block thimble 50, intermediate rod 51, spring III 52, spring fixed block 53, spring IV 54 and active pull rod 55 are formed down; Its described active pull rod 55 is inverted U-shaped, and active pull rod 55 tops connect front-wheel through the front-wheel advance decline line goes up and down 31, and active pull rod 55 bottoms are passed two hangers that are provided with on the outer sliding case 45 again and connected spring IV 54 1 ends through two circular holes that elevation mechanism outer covering 40 tops are provided with; The other end of spring IV 54 connects spring fixed block 53, and active pull rod 55 is provided with back-up ring, and back-up ring is arranged on two hanger bottoms, and elevation mechanism outer covering 40 is a rectangular box; The rectangular box top is provided with two holes, and bottom centre is provided with square hole, and the rectangular box inner bottom surface is provided with four spring fixed blocks 53; Top, rectangular box right side is provided with a fastened tabs case 41, and a dead bolt is set in the tongue case, and spring is set around the dead bolt; The tonguing of spring control lock goes out fastened tabs case 41, and outer sliding case 45 is set in the elevation mechanism outer covering 40, sliding case 44 and center 43 in setting gradually in the sliding outward case 45; The center 43 outer spring II 46 that are provided with, spring II 46 bottoms connect block 47, and center 43 set inside are stumbled and are taken turns 42; Center 43 is threaded with interior sliding case 44, and with spring II 46 and block 47 lockings, interior sliding case 44 lower inner wall are provided with four for four jiaos and go up threaded block 48 through nut in wheel 42 bottoms of stumbling; Go up the following threaded block of four of being provided with on threaded block 48 and spring fixed link 37 top platforms 49 for four and be connected through screw, bearing pin connection block thimble 50 is passed through in spring fixed link 37 upper ends, and block thimble 50 right angles one end is on the left side, block 47 right angle; The other end leans out through interior sliding case 44 and the oblong aperture that outer sliding case 45 left sides are provided with, and described outer sliding case 45 is a rectangular box, and rectangular box four bandings are closed down open; Be symmetrical set two hangers on the rectangular box outer upper line of centers, hanger is provided with circular hole, and sliding outward case 45 right edge are higher than other three limit; Bottom, outer sliding case 45 left side is provided with oblong aperture, and sliding case 44 was an oblong in it was described, and the outer length of side of interior sliding case 44 rectangular box is less than the length of side in outer sliding case 45 rectangular box; Interior sliding case 44 rectangular box bottom is open, and the top is provided with the round thread hole, and lower inner wall is provided with four for four jiaos and goes up threaded blocks 48; Bottom, interior sliding case 44 left side is provided with oblong aperture, and the oblong aperture of interior sliding case 44 and the bottom setting of outer sliding case 45 left side is on a line of centers, and the described wheel 42 of stumbling is for L shaped; The L shaped end that falls is provided with pulley, and the other end is provided with screw thread, and screw thread top is provided with square; Its described block 47 is L shaped for what lay across, and it is porose that L shaped middle part is provided with, and the first half in hole is circular; The lower part in hole is square, and L shaped right angle one end is arranged to the inclined-plane, and its described block thimble 50 is L shaped for what climb down; The middle part is provided with an annulus, and its described center 43 transversal surfaces are tee tube, and top is provided with threaded step.

Among Figure 28-33: described self-service two-wheel car, the support that its described thigh support frame 2 constitutes for steel pipe, the bottom is provided with double tube and can upwards pulls out; Top is provided with a transverse tube, is symmetrical set two card leg pipes on the transverse tube, and two card leg pipes meet at right angles with transverse tube and are connected; Top is connected through axle with the bottom, and the bottom is provided with brake 15, and lower, bottom end is provided with bearing seat; Described change speed gear box 4 imput shaft are provided with bevel gear, and change speed gear box 4 output shafts one end connects road wheel 3, other end connecting pin pedal 5; Speed-changing mechanism 56 is set on the change speed gear box 4, and described speed-changing mechanism 56 mainly is made up of speed-changing chain 57, change wheel chute 58, clutch ball box 59 and speed-changing mechanism frame 60, and its speed-changing mechanism frame 60 connects two speed-changing chains 57 through the bearing pin symmetry; Half of the right speed-changing chain 57 thickness is provided with groove; Drive line is set in the groove, and second half of speed-changing chain 57 thickness taken turns the edge change wheel chute 58 is set, and described clutch ball box 59 is a round box shape; Circle box two ends are provided with bearing pin, and the bearing pin that circle box two ends are provided with inserts in the change wheel chute 58.

Among Figure 30 Figure 31: self-service two-wheel car, its change speed gear box 4 be patent name＜a kind of wheelchair＞described in change speed gear box, no matter its input is just changeed still reverse, exporting is just to change all the time.

Walking process: the operator stands on the stretcher 5; Shank is blocked by thigh support frame 2, and both hands are held handlebar 22, and handlebar 22 swings up and down; Sprocket wheel 23 drives umbrella chain one wheel 29 through chain 24 and rotates; Bevel gear engagement on umbrella chain one wheel 29 and change speed gear box 4 input shafts, change speed gear box 4 output shafts drive road wheel 3 walkings, pull the self-service two-wheel car of two gear case gear change hand levers, 26 controls simultaneously and move ahead or retreat.

Brake process: pull two brakes simultaneously and turn, realize braking through brake cable 13 brakes 15 friction brake facings 14 to 30.

Steering procedure: pull a brake separately and turn to 30, realize that the single-wheel braking reaches to the left or to the right to turn to.

The original place rotation:

Pull a gear case gear change hand lever 26 separately, make two road wheel 3 direction of travel opposite, realize the 360 ° of rotations in self-service two-wheel car original place.

Balance control: because road wheel 3 has a bevelled angle inwards; Two road wheels 3 form up-narrow and down-wide; Two road wheel 3 two inboard balancing patchs 8 also form up-narrow and down-wide; The pulley that is provided with on the stretcher 5 when self-service two-wheel car is walked contacts with balancing patch 8, and narrow place, the top control pin pedal 5 of two balancing patch 8 formation does not rock with axle, and stretcher 5 remains level.Prevent during brake that center of gravity from leaning forward, the time pull front-wheel in brake and promote and fall, promote square boxes 38 through front-wheel advance decline line 61 and touch front-wheel and support 6 that front-wheel support 6 is propped up by square box 38, and front-wheel is landed, and prevents that effectively center of gravity from leaning forward 31.

Front-wheel lifter working process: Fig. 8-14; Operate for the first time front-wheel and go up and down the active pull rod in the hanger 55 to be moved up 31, sliding outward case 45 is slided case 45, interior sliding case 44, block thimble 50 outward and is moved up simultaneously under 50 controls of block thimble; Because of inboard, end extruding block 47 right angles, block thimble 50 right angle; Block thimble 50 is fixed, and the wheel 42 of stumbling was raised fastened tabs case 41, and the tongue that stretches out in the tongue case 41 that is fixed blocks; Square box 38 rises and props up front-wheel front-wheel support 6 simultaneously, and front-wheel lands.Behind the This move, the active pull rod 55 on the sliding outward case 45 in the hanger sets back under 54 effects of spring IV.Except that the wheel 42 of stumbling was motionless, sliding outward case 45 dropped to center 43 with interior sliding case 44 integral body and contact with block 47 under spring III 52,36 combineds action of spring I, and sliding outward case 45 stops decline with interior sliding case 44 integral body, and block thimble 50 and block 47 space out at this moment.Operate for the second time front-wheel and go up and down 31, the sliding outward case 45 of the active pull rod pull-up in the hanger, the block thimble 50 right angles one end extruding that spaces out this moment is less than block 47 inboards; Block thimble 50 get out of hands; Outer sliding case 45 rises, and the tongue that stretches out in the right wall touching fastened tabs case 41 of sliding outward case 45 protrusions contracts behind the tongue; Under spring III 52,36 combineds action of spring I, stumble wheel 42 and outside the reinstatement of gliding simultaneously of sliding case 45; Block thimble 50 also restores to the original state, and block 47 spring II 46 effects at an upper portion thereof simultaneously restore to the original state down, and this moment, front-wheel lifted under small extension spring 7 effects.So far front-wheel has been accomplished to land and has been lifted a whole set of action.

Claims

1. self-service two-wheel car; Mainly supporting (6), small extension spring (7), balancing patch (8), angular wheel shaft carries left (9), angular wheel shaft supports right (10), a thigh support frame fixer left side (11), thigh support frame fixer right (12), brake cable (13), brake facing (14), brake (15) and change speed gear box control line (16) by operating system (1), thigh support frame (2), road wheel (3), change speed gear box (4), stretcher (5), front-wheel forms; It is characterized in that: operating system (1) inferoanterior connects front-wheel and supports (6); Front-wheel supports on (6) small wheel is set; Operating system (1) rear portion is down passed through a dull and stereotyped connecting pin pedal (5) middle part; Connect change speed gear box (4) about the umbrella chain one wheel of operating system (1) through the bottom; Change speed gear box (4) is connected with road wheel (3) axle, the umbrella chain one wheel engagement on bevel gear on the change speed gear box (4) and the operating system (1), and the power take-off shaft outer end on the change speed gear box (4) connects road wheel (3); Balancing patch (8) is set on the road wheel (3); The inner connecting pin pedal (5) of power take-off shaft on the change speed gear box (4), two thigh support framves (2) lower end is inner with the power take-off shaft that brake facing (14) is connected change speed gear box (4) respectively, and is arranged in the middle of stretcher (5) two arms; Small extension spring (7) one ends connect front-wheel and support (6) one ends; Small extension spring (7) other end attended operation system (1) bottom, angular wheel shaft carries left (9) is connected angular wheel shaft, the square tube in the other end attended operation system (1) with angular wheel shaft supports right (10) difference one end; A thigh support frame fixer left side (11) is connected angular wheel shaft with thigh support frame fixer right (12) difference one end; The other end connects shank bracing frame bottom, upwards stretches out the support of an end as brake cable (13) and change speed gear box control line (16), and two brake cable (13) connect two brakes (15) respectively and two brakes are turned to (30); Two brakes (15) are separately positioned on two thigh support framves (2) bottom; Four shoe brake skins on two brakes (15) are separately positioned on two brake facings (14) two sides, and two change speed gear box control lines (16) connect two speed-changing mechanisms (56) and two gear change hand levers (26) respectively, and the equalizer pulley on the stretcher (5) is connected with balancing patch (8).

2. self-service two-wheel car according to claim 1; It is characterized in that: described stretcher (5) mainly is made up of dull and stereotyped (18), dull and stereotyped arm (19), balance bracket (20) and equalizer pulley (21); Described flat board (18) is a rectangular slab; The rectangular slab two ends are provided with dull and stereotyped arm (19) and balance bracket (20), and dull and stereotyped arm (19) and balance bracket (20) upper end are respectively arranged with bearing seat, and diaxon is seated against on the same line of centers; Bearing seat bottom on the balance bracket (20) is provided with equalizer pulley (21); Dull and stereotyped arm (19) tilts 20 ° inwards with two bearing seats that balance bracket (20) is gone up setting, dull and stereotyped arm (19) inside, balance bracket (20) is outside; Dull and stereotyped arm (19) is consistent with bearing seat to tilt 20 ° inwards, and balance bracket (20) is connected with dull and stereotyped (18) right angle.

3. self-service two-wheel car according to claim 1; It is characterized in that: described operating system (1) is mainly turned to going up and down (30), front-wheel by handlebar (22), sprocket wheel (23), chain (24), supporting square tube (25), gear case gear change hand lever (26), front-wheel lifter (27), front-wheel support (28), umbrella chain one wheel (29), brake forms (31), front-wheel advance decline line permanent seat (32) and front-wheel advance decline line (61); Its supporting square tube (25) top is provided with handlebar (22); Two brakes are set respectively on handlebar (22) two ends turns to going up and down (30) and a front-wheel (31); Handlebar (22) middle part is arranged on the circular shaft; Circular shaft is fixed by two bearing seats, and the circular shaft right-hand member is provided with sprocket wheel (23), and supporting square tube (25) middle and upper part is symmetrical set two gear case gear change hand levers (26); The left side, middle and lower part is provided with front-wheel lifter (27) and front-wheel support (28); The right side, middle and lower part is provided with umbrella chain one wheel (29), and supporting square tube (25) middle part is provided with front-wheel advance decline line permanent seat (32), and supporting square tube (25) bottom, right side is provided with a vertical flat board; Sprocket wheel (23) is connected with umbrella chain one wheel (29) through chain (24), and front-wheel goes up and down and is connected (31) with front-wheel lifter (27) through front-wheel advance decline line (61).

4. want 3 described self-service two-wheel cars according to right; It is characterized in that: described front-wheel lifter (27) mainly is made up of front-wheel lifter master box (35), spring I (36), spring fixed link (37) and square box (38); Its spring fixed link (37) top is provided with front-wheel lifter master box (35); Spring fixed link (37) bottom is provided with square box (38); Spring fixed link (37) middle part is provided with a fixed way, and spring I (36) is set in the middle of fixed way and the front-wheel lifter master box (35).

5. self-service two-wheel car according to claim 4 is characterized in that: its described front-wheel lifter master box (35) mainly by elevation mechanism outer covering (40), fastened tabs case (41), the wheel (42) of stumbling, center (43), interior sliding case (44), outward sliding case (45), spring II (46), block (47), go up threaded block (48), threaded block (49), block thimble (50), intermediate rod (51), spring III (52), spring fixed block (53), spring IV (54) and active pull rod (55) are formed down, its described active pull rod (55) be inverted U-shaped, active pull rod (55) top through the up-down of front-wheel advance decline line connection front-wheel (31); Active pull rod (55) bottom is through two circular holes that elevation mechanism outer covering (40) top is provided with, and two hangers that sliding case (45) upward is provided with outside passing again connect spring IV (54) one ends, the other end connection spring fixed block (53) of spring IV (54); Active pull rod (55) is provided with back-up ring, and back-up ring is arranged on two hanger bottoms, and elevation mechanism outer covering (40) is a rectangular box; The rectangular box top is provided with two holes, and bottom centre is provided with square hole, and the rectangular box inner bottom surface is provided with four spring fixed blocks (53); Top, rectangular box right side is provided with a fastened tabs case (41), and a dead bolt is set in the tongue case, and spring is set around the dead bolt; The tonguing of spring control lock goes out fastened tabs case (41), and outer sliding case (45) is set in the elevation mechanism outer covering (40), sliding case (44) and center (43) in setting gradually in the sliding outward case (45); The outer spring II (46) that is provided with of center (43), spring II (46) bottom connects block (47), center (43) the set inside wheel (42) of stumbling; Center (43) is threaded with interior sliding case (44), and with spring II (46) and block (47) locking, interior sliding case (44) lower inner wall is provided with four for four jiaos and goes up threaded block (48) through nut in wheel (42) bottom of stumbling; Go up four the following threaded blocks (49) that are provided with on threaded block (48) and spring fixed link (37) top platform for four and is connected through screw, pass through bearing pin connection block thimble (50) on the spring fixed link (37), block thimble (50) right angle one end is on block (47) left side, right angle; The other end leans out through the oblong aperture that interior sliding case (44) and outer sliding case (45) left side are provided with, and described outer sliding case (45) is a rectangular box, and rectangular box four bandings are closed down open; Be symmetrical set two hangers on the rectangular box outer upper line of centers, hanger is provided with circular hole, and sliding outward case (45) right edge is higher than other three limit; Bottom, outer sliding case (45) left side is provided with oblong aperture, and sliding case (44) was an oblong in it was described, and the outer length of side of interior sliding case (44) rectangular box is less than the length of side in outer sliding case (45) rectangular box; Interior sliding case (44) rectangular box bottom is open, and the top is provided with the round thread hole, and lower inner wall is provided with four for four jiaos and goes up threaded blocks (48); Bottom, interior sliding case (44) left side is provided with oblong aperture, and the oblong aperture that the bottom is provided with on the left of interior sliding case (44) and the outer sliding case (45) is on a line of centers, and the described wheel (42) of stumbling is for L shaped; The L shaped end that falls is provided with pulley, and the other end is provided with screw thread, and screw thread top is provided with square; Its described block (47) is L shaped for what lay across, and it is porose that L shaped middle part is provided with, and the first half in hole is circular; The lower part in hole is square, and L shaped right angle one end is arranged to the inclined-plane, and its described block thimble (50) is L shaped for what climb down; The middle part is provided with an annulus, and its described center (43) transversal surface is a tee tube, and top is provided with threaded step.

6. self-service two-wheel car according to claim 1 is characterized in that: the support that described thigh support frame (2) constitutes for steel pipe, and the bottom is provided with double tube and can upwards pulls out; Top is provided with a transverse tube, is symmetrical set two card leg pipes on the transverse tube, and two card leg pipes meet at right angles with transverse tube and are connected; Top is connected through axle with the bottom, and the bottom is provided with brake (15), and lower, bottom end is provided with bearing seat; Described change speed gear box (4) imput shaft is provided with bevel gear; Change speed gear box (4) output shaft one end connects road wheel (3), and other end connecting pin pedal (5) is provided with speed-changing mechanism (56) on the change speed gear box (4); Described speed-changing mechanism (56) mainly is made up of speed-changing chain (57), change wheel chute (58), clutch ball box (59) and speed-changing mechanism frame (60); Its speed-changing mechanism frame (60) connects two speed-changing chains (57) through the bearing pin symmetry, and half of the right speed-changing chain (57) thickness is provided with groove, and drive line is set in the groove; Second half of speed-changing chain (57) thickness taken turns the edge change wheel chute (58) is set; Described clutch ball box (59) is a round box shape, and circle box two ends are provided with bearing pin, and the bearing pin that circle box two ends are provided with inserts in the change wheel chute (58).